22105104273 has 18 divisors (see below), whose sum is σ = 37142590914. Its totient is φ = 12631487904.

The previous prime is 22105104257. The next prime is 22105104323. The reversal of 22105104273 is 37240150122.

22105104273 is a `hidden beast` number, since 221 + 0 + 5 + 10 + 427 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14443953489 + 7661150784 = 120183^2 + 87528^2 .

It is not a de Polignac number, because 22105104273 - 2⁴ = 22105104257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22105104223) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 25062036 + ... + 25062917.

It is an arithmetic number, because the mean of its divisors is an integer number (2063477273).

Almost surely, 2^22105104273 is an apocalyptic number.

It is an amenable number.

22105104273 is a deficient number, since it is larger than the sum of its proper divisors (15037486641).

22105104273 is a wasteful number, since it uses less digits than its factorization.

22105104273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50124973 (or 50124963 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

Adding to 22105104273 its reverse (37240150122), we get a palindrome (59345254395).

The spelling of 22105104273 in words is "twenty-two billion, one hundred five million, one hundred four thousand, two hundred seventy-three".